Democratic Sen. Joe Manchin of West Virginia announced Thursday that he will not run for reelection. The 76-year-old centrist was facing a tough reelection fight against Republican West Virginia Gov. Jim Justice. Robert Costa reports. #news #politics #joemanchin "CBS Evening News with Norah O'Donnell" delivers the latest news and original reporting, and goes beyond the headlines with context and depth. Catch the CBS Evening News every weekday night at 6:30 p.m. ET on the CBS Television Network and at 12 a.m. ET on the CBS News app. Subscribe to the "CBS Evening News" YouTube channel: youtube.com/CBSEveningNews Watch full episodes of "CBS Evening News": cbsnews.com/evening-news/full-episodes Follow "CBS Evening News" on Instagram: instagram.com/cbseveningnews Like "CBS Evening News" on Facebook: facebook.com/CBSEveningNews Follow "CBS Evening News" on Twitter: twitter.com/CBSEveningNews Download the CBS News app: cbsn.ws/1Xb1WC8 Try ...